Of the four episodes of the 'Ring Cycle', 'Die Walkure' is most often performed separately and may be Wagner’s best-loved work. The source of this affection is certainly the sensitive depictions of Siegmund and Sieglinde's love and the father-daughter relationship of Wotan and Brünnhilde. This is the Schirmer edition of the Libretto, in the original German with an English translation by Stewart Robb.